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Finding the Fourth Proportional to 537,359.40, 741,555.92 and 295,636.77

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Solution

The fourth proportional to 537,359.40, 741,555.92 and 295,636.77 is: 407,978.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,359.40 : 741,555.92 = 295,636.77 : x
  2. Step 2: Convert to fraction form
    537,359.40/741,555.92 = 295,636.77/x
  3. Step 3: Cross multiply
    537,359.40x = 741,555.92 × 295,636.77
  4. Step 4: Simplify right side
    537,359.40x = 219,231,195,485.00
  5. Step 5: Solve for x
    x = 219,231,195,485.00/537,359.40
  6. Step 6: Final answer
    x = 407,978.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.